Comparison

NUMBERS | Brain training vs Killer Sudoku Unleashed

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

NUMBERS | Brain training

A puzzle game where you arrange numbered tiles to match target sums for rows and columns. Offers multiple difficulty levels and helpful features like hints and undo.

Highlights
  • Arrange numbered tiles
  • Match row and column sums
  • Multiple difficulty levels (3x3 to 5x5)
  • Hint function
  • Drag and swap tiles
  • Undo moves
  • Track game statistics
Features
Read full description

■Overview Numbers is an engaging and brain-stimulating puzzle game designed to test your logic and strategic thinking skills. In this game, the numbers must be arranged so that the sums of the given rows and columns match. With difficulty levels ranging from a simple 3x3 to a more complex 5x5, the game offers fun and mental exercise for puzzle fans of all ages. ■How to play Select a difficulty level: Choose a difficulty level from the home screen - Easy (3x3) - Normal (4x4) - Difficult (5x5) If you clear the easy mode, you can try the normal mode, and if you clear the normal mode, you can try the hard mode. Game Winning Conditions:. At the start of the game, the target total of vertical and horizontal values is calculated. The game is cleared when all the vertical and horizontal totals are matched by moving the numbered squares. Moving a tile: Tap a tile adjacent to an empty square to move it to an empty space. Continue moving tiles until the numbers in each row and column match the specified total. Hint Function:. If you get stuck, you can use the hint button to find the correct position of a single tile. Hints are temporarily displayed by changing the color of the tiles. The number of times you can use the hint is limited depending on the difficulty level of the game. Drag function:. If you want to swap this tile with another tile, you can use the drag function. You can swap tiles by pressing and holding a tile and dragging it. Undo function: Use the Undo button to undo a previous move. The Undo button allows you to undo a previous move. You can restore the game to its initial state. ■Checking game play statistics Displays game play statistics such as number of games, number of wins, win percentage, shortest moves to win, best time, average time, current win streak, best win streak, etc.

About

Killer Sudoku Unleashed

Features
Read full description

Love Sudoku? Upgrade to the ultimate logic puzzle experience! Killer Sudoku combines classic grid logic with sum-cages and mental math for a faster, smarter, and far more satisfying puzzle experience. Say goodbye to tedious guesswork and hello to pure logic. WHY YOU’LL LOVE IT • Unlimited Free Play: Dive into thousands of hand-crafted puzzles anytime, anywhere. • Climb the Ladders: Master unique stage-by-stage challenges as you sharpen your skills. • Daily Brain Workouts: Fresh daily challenges to keep your mind sharp. • Compete Globally: Earn achievements and rise through the global leaderboards. • Play Your Way: Tailor the experience with customizable difficulty levels, themes, and gameplay settings. Whether you're a seasoned veteran or just looking for a smarter alternative to standard Sudoku, download now and start solving!

Screenshots

NUMBERS | Brain training4 screens
Killer Sudoku Unleashed4 screens

Verdict

The call

The clearest difference is update cadence: Killer Sudoku Unleashed at every 3 days against NUMBERS | Brain training's every 11 days. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

NUMBERS | Brain training ships an update every 11 days, Killer Sudoku Unleashed every 3 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 7 level
NUMBERS | Brain training versus Killer Sudoku Unleashed: the parameters behind the verdict, then further details
ParameterNUMBERS | Brain trainingKiller Sudoku Unleashed
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 11 daysEvery 3 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.0 — better
Further details — not scored
Size21 MB23 MB
Age rating4+4+
DeveloperRomiick LLCTseung Cheung

In-app purchases

None

NUMBERS | Brain training

No in-app purchases

None

Killer Sudoku Unleashed

No in-app purchases

Questions

Is NUMBERS | Brain training free?
NUMBERS | Brain training is free to download, with no in-app purchases.
Is Killer Sudoku Unleashed free?
Killer Sudoku Unleashed is free to download, with no in-app purchases.
Do NUMBERS | Brain training or Killer Sudoku Unleashed have ads?
Both NUMBERS | Brain training and Killer Sudoku Unleashed show ads.
Which is updated more often, NUMBERS | Brain training or Killer Sudoku Unleashed?
NUMBERS | Brain training ships an update every 11 days, and Killer Sudoku Unleashed every 3 days. Most recently, NUMBERS | Brain training was updated on October 28, 2026 and Killer Sudoku Unleashed on October 25, 2026.

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